Please follow 6th edition APA format including ample research. It is recommend that you aim for 2-3 paragraphs per question and use each question as a heading so that the paper is organized.Question 1:Define what is meant by brand equity and discuss what a company can do to maintain brand equity.Question 2:Discuss the Product Life Cycle Concept and include the relative amounts of sales and profit during each stage.Question 3:How are innovations in interactive television and online services expanding the strategies and tactics marketers employ today?Question 4:What are some of the personal and business-related privacy issues associated with the growth in database marketing and how should they be addressed?Question 5:Define direct marketing and give some real world examples.